题目内容
词汇与结构The filter can prevent ________ particles and contaminating substances from remaining in the system.
查看答案
搜索结果不匹配？点我反馈
更多问题
词汇与结构In the event of hydraulic failures, the pilot will normally inform ________ about controllability of the aircraft and his further intentions.
词汇与结构In case of hydraulic failures, the flight crew need time to check ________ and all other related functions and need more time than usual for actions such as manual gear extension.
The crew ____ air traffic control that the airplane would be returning to Atlanta and subsequently declared an emergency.
刑事诉讼中，下列无权提出回避申请的人员是
微信支付 
支付宝支付